 if (balr == 1)
        {
                         tiror = SDL_LoadBMP("imgs/tiro.bmp");
                         SDL_SetColorKey(tiror, SDL_SRCCOLORKEY, SDL_MapRGB(tiror->format, 0, 0, 0));
                         if (ybalr <= 0) balr = 0;
                         ybalr -= 10;
                         destino.x=xbalr;
                         destino.y=ybalr;
                         SDL_BlitSurface(tiror, NULL, screen, &destino);  
        }  
                         
                               
        if (bala == 1)
        {
                         tiroa = SDL_LoadBMP("imgs/tiro.bmp");
                         SDL_SetColorKey(tiroa, SDL_SRCCOLORKEY, SDL_MapRGB(tiroa->format, 0, 0, 0));
                         if (ybala <= 0) bala = 0;
                         ybala -= 10;
                         destino.x=xbala;
                         destino.y=ybala;
                         SDL_BlitSurface(tiroa, NULL, screen, &destino);   
        } 
         if (balr2 == 1)
        {
                         tiror2 = SDL_LoadBMP("imgs/tiro.bmp");
                         SDL_SetColorKey(tiror2, SDL_SRCCOLORKEY, SDL_MapRGB(tiror2->format, 0, 0, 0));
                         if (ybalr2 <= 0) balr2 = 0;
                         ybalr2 -= 10;
                         destino.x=xbalr2;
                         destino.y=ybalr2;
                         SDL_BlitSurface(tiror2, NULL, screen, &destino);  
        }  
                         
                               
        if (bala2 == 1)
        {
                         tiroa2 = SDL_LoadBMP("imgs/tiro.bmp");
                         SDL_SetColorKey(tiroa2, SDL_SRCCOLORKEY, SDL_MapRGB(tiroa2->format, 0, 0, 0));
                         if (ybala2 <= 0) bala2 = 0;
                         ybala2 -= 10;
                         destino.x=xbala2;
                         destino.y=ybala2;
                         SDL_BlitSurface(tiroa2, NULL, screen, &destino);   
        } 
        if (balr3 == 1)
        {
                         tiror3 = SDL_LoadBMP("imgs/tiro.bmp");
                         SDL_SetColorKey(tiror3, SDL_SRCCOLORKEY, SDL_MapRGB(tiror3->format, 0, 0, 0));
                         if (ybalr3 <= 0) balr3 = 0;
                         ybalr3 -= 10;
                         destino.x=xbalr3;
                         destino.y=ybalr3;
                         SDL_BlitSurface(tiror3, NULL, screen, &destino);  
        }  
                         
                               
        if (bala3 == 1)
        {
                         tiroa3 = SDL_LoadBMP("imgs/tiro.bmp");
                         SDL_SetColorKey(tiroa3, SDL_SRCCOLORKEY, SDL_MapRGB(tiroa3->format, 0, 0, 0));
                         if (ybala3 <= 0) bala3 = 0;
                         ybala3 -= 10;
                         destino.x=xbala3;
                         destino.y=ybala3;
                         SDL_BlitSurface(tiroa3, NULL, screen, &destino);   
        } 
